class RSpec::Core::Configuration

def initialize
  @color_enabled = false
  self.include_or_extend_modules = []
  self.files_to_run = []
  self.backtrace_clean_patterns = [
    /\/lib\d*\/ruby\//,
    /bin\//,
    /gems/,
    /spec\/spec_helper\.rb/,
    /lib\/rspec\/(core|expectations|matchers|mocks)/
  ]
  filter_run_excluding(
    :if     => lambda { |value, metadata| metadata.has_key?(:if) && !value },
    :unless => lambda { |value| value }
  )
end